Just how green can this one piece be? The kirei doors are made from the reclaimed stalks of the sorghum plant and bonded using a formaldehyde free adhesive. The natural birch plywood used in the interior is certified by the Forest Stewardship Council (FSC)—it comes from sustainable forests. And, the teke wood veneer laminate is GREENGUARD certified. If thats not enough, the elk and tree design will have you feeling like you are standing in the middle of a forest every time you look at it.